The objective of the present invention is to provide an electric power converting device with which can executes a ground fault detection in a short time with its inexpensive configuration. In one step, the electric power converting device performs level comparison of a difference between output values of low pass... Hitachi Automotive Systems ltd

Provided are a travel route recognition device and a travel assistance system using the same, which are capable of precisely recognizing the positions of white lines and road boundaries even if, for example, there is a decrease in the accuracy of the detection of both white lines and road boundaries... Hitachi Automotive Systems ltd

A battery pack includes a case which includes at least one battery module having a plurality of battery cells, a bottom plate where the battery module is placed, side plates and erected around the bottom plate, and a top plate provided in the upper ends of the side plates and... Hitachi Automotive Systems ltd

An object of the present invention is to provide a brake apparatus that allows low-cost attachment of a stroke sensor that detects a stroke amount of a brake pedal. The brake apparatus is configured in such a manner that the stroke sensor that detects an amount of an axial stroke... Hitachi Automotive Systems ltd

An object of the present invention is to provide a brake apparatus that can achieve a characteristic capable of increasing a pressure with high responsiveness without relying on a discharge capability of a pump. According to an aspect of the present invention, a brake apparatus includes an operation rod configured... Hitachi Automotive Systems ltd

The power converter includes an inverter circuit 140, a capacitor 514 for smoothing DC power, a capacitor 515 for removing noise, and conductors 564p and 564n. The conductors 564p and 564n are connected to the capacitors 514 and 515 when power side terminals 562p and 562n are connected to an... Hitachi Automotive Systems ltd

Provided is a pressure measuring device that can stably bond a strain detection element even to a diaphragm made of metal having a large coefficient of thermal expansion. In order to achieve the above object, the pressure measuring device of the present invention includes: a metal housing including a pressure... Hitachi Automotive Systems ltd

This vehicle-mounted image recognition device achieves improved performance in flashing light source recognition at low cost and without loss of performance in image recognition applications such as preceding vehicle recognition and white line recognition. At staggered exposure timing, imaging is performed alternately with a first imaging unit and a second... Hitachi Automotive Systems ltd

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